import Vue from 'vue'
//获取cookie
export function getCookie(name){
    var arr,reg = new RegExp("(^|)" + name + "=([^;]*)(;|$)");
    if(arr = document.cookie.match(reg)){
        return (arr[2])
    
    }
    else {
        return null
    }
}

//设置cookie,增加到vue实例方便全局调用
export function setCookie (c_name, value, expiredays) {
  var exdate = new Date();
  exdate.setDate(exdate.getDate() + expiredays);
  document.cookie = c_name + "=" + escape(value) + ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString());
};

//删除cookie
export function delCookie (name) {
  var exp = new Date();
  exp.setTime(exp.getTime() - 1);
  var cval = getCookie(name);
  if (cval != null)
   document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
};